The RS Pro Black Edition utilizes hardware and software advances recently developed for Tekin’s latest speed control lineup. Tekin promises ultra low resistance for maximized power, smooth control and reliability. The RS PRO Black Edition was specifically designed for 1S and 2S spec classes and drag racing to take full advantage of the ULR (Ultra Low Resistance) circuit design. ULR FlexWire is included. You can match the RS PRO with a 13.5T, 17.5T or 21.5T SPEC-R motor.
For 1S racing there is a built-in booster. And, a third-channel input allows for on-the-fly drag brake adjustments. The RS Pro Black Edition can control brushless and brushed motors.
Learn more here.